*{-webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
html, button, input{
    font-family: "微软雅黑",Helvetica,Arial,sans-serif;
}
body{margin:0;}

h1, h2, h3, h4, h5, h6{font-weight: normal;}
h2{margin-top:40px;}
.container{
    width:100%; 
    padding-left: 15px;
    padding-right: 15px;
    margin-left:auto; 
    margin-right:auto;
}

@media (min-width: 768px){
    .container{width: 750px;}
}

@media (min-width: 992px){
    .container{width: 970px;}
}

@media (min-width: 1200px){
    .container{width: 1170px;}
}

